Ergonometric stethoscope chestpiece



FIG. 1 is a front elevational view of an ergonometric stethoscope chestpiece, showing our new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof, the broken line showing is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for an ergonometric stethoscope chestpiece, as shown and described. 